N.H. Rev. Stat. § 438:6
The functions, powers, and duties provided in this chapter are vested in the department of agriculture, markets, and food to be apprised and used by the commissioner of agriculture, markets, and food as specified herein and as otherwise provided by law. Subject to the state personnel rules, and within the limits of available appropriations and funds, the commissioner may employ such inspectors and assistants and incur such expenses as may be necessary to carry out the provisions of this chapter. The commissioner or his inspectors, at his direction, shall at least once a year visit the various cities having local sealers and inspect their work and, in the performance of duties hereunder, he shall inspect, from time to time, the weights, measures, balances or any other weighing or measuring devices of any person, firm, or corporation in those cities.
RSA 438:6
1985, 72:1. 1989, 324:4. 1995, 130:4, 5, eff. July 23, 1995.